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LiPo Battery LP803030 3.7V 650mAh-LiPoBattery
Amazon.com: CaoDuRen MSDS Verified Part Number: 652540 Replace for 602540, Rechargeable 3.7V 650mAh Li Lipo Lithium Polymer Ion Battery Pack with 2 Pin 2.0mm JST Connector : Health & Household